geotechnical engineering services. CATLINs Subsurface Investigation and Drilling Services includes: Specializing in a number of drilling techniques: Hollow Stem Auger, Mud Rotary, Rock...: Direct Push Technology PowerProbe Rig, All-Terrain Drilling Rig, Trailer Mounted Drill Rigs, Truck Mounted Drill Rigs, Vibracoring Vessel, Barge Drilling Equipment Geotechnical...

and groundwater sampling (Hydropunch and PowerProbe); vertical and horizontal drilling techniques; advanced site characterization using Membrane Interface Probe (MIP) and mobile...